add zaker (#1869)

lib/routes/zaker/source.js

@@ -0,0 +1,69 @@
+const axios = require('../../utils/axios');
+const cheerio = require('cheerio');
+const date_util = require('../../utils/date');
+
+module.exports = async (ctx) => {
+    const id = ctx.params.id;
+    const link = `http://www.myzaker.com/source/${id}`;
+
+    const response = await axios.get(link);
+    const $ = cheerio.load(response.data);
+    const title = $('a.nav_item_active').text();
+
+    const list = $('div.figure.flex-block')
+        .slice(0, 10)
+        .map(function() {
+            const info = {
+                title: $(this)
+                    .find('h2 a')
+                    .attr('title'),
+                link: $(this)
+                    .find('h2 a')
+                    .attr('href'),
+            };
+            return info;
+        })
+        .get();
+
+    const out = await Promise.all(
+        list.map(async (info) => {
+            const title = info.title;
+            const itemUrl = 'http:' + info.link;
+
+            const cache = await ctx.cache.get(itemUrl);
+            if (cache) {
+                return Promise.resolve(JSON.parse(cache));
+            }
+
+            const response = await axios({
+                url: itemUrl,
+                method: 'get',
+                headers: {
+                    Referer: link,
+                    'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:62.0) Gecko/20100101 Firefox/62.0',
+                },
+            });
+            const $ = cheerio.load(response.data);
+            const description = $('div.article_content div')
+                .html()
+                .replace(/data-original/g, `src`);
+
+            const date = $('span.time').text();
+
+            const single = {
+                title: title,
+                link: itemUrl,
+                description: description,
+                pubDate: date_util(date, 8),
+            };
+            ctx.cache.set(itemUrl, JSON.stringify(single), 24 * 60 * 60);
+            return Promise.resolve(single);
+        })
+    );
+
+    ctx.state.data = {
+        title: `${title}-ZAKER新闻`,
+        link: link,
+        item: out,
+    };
+};